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eventfs: Remove special processing of dput() of events directory

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commit 62d65cac11 upstream.

The top level events directory is no longer special with regards to how it
should be delete. Remove the extra processing for it in
eventfs_set_ei_status_free().

Link: https://lkml.kernel.org/r/20231101172650.340876747@goodmis.org

Cc: Ajay Kaher <akaher@vmware.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Reviewed-by: Masami Hiramatsu (Google) <mhiramat@kernel.org>
Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Steven Rostedt (Google) 2024-02-06 07:09:27 -05:00 committed by Greg Kroah-Hartman
parent c58673cad4
commit fb9b8eea5d
1 changed files with 2 additions and 17 deletions
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19
fs/tracefs/event_inode.c
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@ -274,28 +274,11 @@ static void free_ei(struct eventfs_inode *ei)
*/
void eventfs_set_ei_status_free(struct tracefs_inode *ti, struct dentry *dentry)
{
struct tracefs_inode *ti_parent;
struct eventfs_inode *ei;
int i;
/* The top level events directory may be freed by this */
if (unlikely(ti->flags & TRACEFS_EVENT_TOP_INODE)) {
mutex_lock(&eventfs_mutex);
ei = ti->private;
/* Nothing should access this, but just in case! */
ti->private = NULL;
mutex_unlock(&eventfs_mutex);
free_ei(ei);
return;
}
mutex_lock(&eventfs_mutex);
ti_parent = get_tracefs(dentry->d_parent->d_inode);
if (!ti_parent || !(ti_parent->flags & TRACEFS_EVENT_INODE))
goto out;
ei = dentry->d_fsdata;
if (!ei)
goto out;
@ -920,6 +903,8 @@ struct eventfs_inode *eventfs_create_events_dir(const char *name, struct dentry
inode->i_op = &eventfs_root_dir_inode_operations;
inode->i_fop = &eventfs_file_operations;
dentry->d_fsdata = ei;
/* directory inodes start off with i_nlink == 2 (for "." entry) */
inc_nlink(inode);
d_instantiate(dentry, inode);